How many degrees do the pincers turn when they are empty?

This task can be found in these courses:

1. Level D1. "Animal...
2. Lesson 3 - Scorpion
3. How many degrees ...

1. Robotics with LEG...
2. Catching prey wit...
3. How many degrees ...

1. Robotics with LEG...
2. Catching prey wit...
3. How many degrees ...